Coil device and wireless power transmission device

A coil device and a wireless power transmission device which can detect the happened open fault or short fault reliably in any one of the plurality of capacitor elements constituting the capacitor circuit. Coil device includes coil for power transmission, capacitor circuit connected to coil for powe...

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Bibliographic Details
Main Authors Fukuzawa, Narutoshi, Sato, Ayako, Saen, Tsunehiro
Format Patent
LanguageEnglish
Published 07.05.2019
Subjects
BASIC ELECTRIC ELEMENTS
CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTINGELECTRIC POWER
CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
ELECTRICITY
GENERATION
INDUCTANCES
MAGNETS
SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
SYSTEMS FOR STORING ELECTRIC ENERGY
TRANSFORMERS
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Summary:A coil device and a wireless power transmission device which can detect the happened open fault or short fault reliably in any one of the plurality of capacitor elements constituting the capacitor circuit. Coil device includes coil for power transmission, capacitor circuit connected to coil for power transmission and having a plurality of capacitor elements, conductive metal portion which is disposed close to coil for power transmission, and measuring portion for measuring a voltage or a current generated in metal portion.
Bibliography:Application Number: US201615254331